x86/msr-index: Cleanup bit defines

[mirror_ubuntu-bionic-kernel.git] / kernel / watchdog.c

diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index c8e06703e44c2ce1604aab569d1a9cd4b7faf823..576d1804581150d1479730166910ff6fb0a89d2e 100644 (file)
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -25,6 +25,7 @@
 #include <linux/workqueue.h>
 #include <linux/sched/clock.h>
 #include <linux/sched/debug.h>
+#include <linux/sched/isolation.h>
 
 #include <asm/irq_regs.h>
 #include <linux/kvm_para.h>
@@ -774,15 +775,11 @@ int proc_watchdog_cpumask(struct ctl_table *table, int write,
 
 void __init lockup_detector_init(void)
 {
-#ifdef CONFIG_NO_HZ_FULL
-       if (tick_nohz_full_enabled()) {
+       if (tick_nohz_full_enabled())
                pr_info("Disabling watchdog on nohz_full cores by default\n");
-               cpumask_copy(&watchdog_cpumask, housekeeping_mask);
-       } else
-               cpumask_copy(&watchdog_cpumask, cpu_possible_mask);
-#else
-       cpumask_copy(&watchdog_cpumask, cpu_possible_mask);
-#endif
+
+       cpumask_copy(&watchdog_cpumask,
+                    housekeeping_cpumask(HK_FLAG_TIMER));
 
        if (!watchdog_nmi_probe())
                nmi_watchdog_available = true;